JP2005054193A5 - - Google Patents

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Publication number
JP2005054193A5
JP2005054193A5 JP2004230980A JP2004230980A JP2005054193A5 JP 2005054193 A5 JP2005054193 A5 JP 2005054193A5 JP 2004230980 A JP2004230980 A JP 2004230980A JP 2004230980 A JP2004230980 A JP 2004230980A JP 2005054193 A5 JP2005054193 A5 JP 2005054193A5
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JP
Japan
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weight
composition
lubricating oil
oil composition
hydrogenated olefin
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JP2004230980A
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Japanese (ja)
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JP2005054193A (en
JP5172070B2 (en
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Publication of JP2005054193A publication Critical patent/JP2005054193A/en
Publication of JP2005054193A5 publication Critical patent/JP2005054193A5/ja
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Publication of JP5172070B2 publication Critical patent/JP5172070B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Claims (13)

マルチグレードクランク室潤滑油組成物であって、以下のもの：
(A)少なくとも50質量％が鉱油である過半量の潤滑粘性オイル；及び少量の：
(B)オイル組成物の質量をベースとして1〜15、好ましくは2〜10未満、例えば3〜8質量％の量の、ブテンから誘導される非水素化オレフィンポリマーであって、該ポリマーの数平均分子量が100〜5,000であるもの；
(C)分散剤、例えば無灰分散剤；
(D)金属清浄剤、例えばカルシウム及び/又はマグネシウム清浄剤；
(E)抗酸化剤、耐磨耗剤及び摩擦改質剤から選ばれる一つ又はそれより多い他の潤滑剤添加剤成分；及び
(F)粘性改質剤
を含むか又はそれらを混合することにより製造される上記組成物。 A multi-grade crankcase lubricating oil composition comprising:
(A) a majority amount of lubricating oil having at least 50% by weight mineral oil; and a small amount:
(B) a non-hydrogenated olefin polymer derived from butene in an amount of 1 to 15, preferably less than 2 to 10, for example 3 to 8% by weight, based on the weight of the oil composition, the number of the polymer Having an average molecular weight of 100 to 5,000;
(C) a dispersant, such as an ashless dispersant;
(D) metal detergents such as calcium and / or magnesium detergents;
(E) one or more other lubricant additive components selected from antioxidants, antiwear agents and friction modifiers; and
(F) The said composition manufactured by containing a viscosity modifier or mixing them. 非水素化オレフィンポリマーが、末端二重結合を有するポリマー鎖を10以下、例えば5〜10％有する、請求項１に記載の組成物。   The composition of claim 1, wherein the non-hydrogenated olefin polymer has 10 or less, such as 5 to 10%, polymer chains with terminal double bonds. 非水素化オレフィンポリマーの数平均分子量が、300〜3000、例えば800〜2500である、請求項１又は請求項２のいずれか１項に記載の組成物。   The composition according to any one of claims 1 or 2, wherein the number average molecular weight of the non-hydrogenated olefin polymer is 300 to 3000, for example 800 to 2500. オレフィンポリマーが、イソ-ブテンから誘導される、請求項１〜３のいずれか１項に記載の組成物。 O Les fins polymer, Lee source - is derived from butene, composition according to any one of claims 1 to 3. 非水素化オレフィンポリマーの、100℃での動粘度が、少なくとも9、例えば150〜3000、好都合には200〜2200mm2s-1である、請求項１〜４のいずれか１項に記載の組成物。 The composition according to any one of claims 1 to 4, wherein the non-hydrogenated olefin polymer has a kinematic viscosity at 100 ° C of at least 9, for example 150 to 3000, conveniently 200 to 2200 mm 2 s -1. object. オイル(A)が、少なくとも群IIIのベースストックを含む、請求項１〜５のいずれか１項に記載の組成物。   The composition according to any one of claims 1 to 5, wherein the oil (A) comprises at least a group III base stock. 組成物が、オイル組成物の質量をそれぞれベースとして、リン含量0.005〜0.08、例えば0.01〜0.07、具体的には0.03〜0.06質量％；硫黄含量0.05〜0.4、好ましくは0.1〜0.3、好都合には0.15〜0.2質量％を有し；硫酸灰分含量1.0以下、例えば0.2〜0.8、好ましくは0.3〜0.6質量％を与える、請求項１〜６のいずれか１項に記載の組成物。   The composition is based on the weight of the oil composition, respectively, phosphorus content 0.005-0.08, for example 0.01-0.07, specifically 0.03-0.06% by weight; sulfur content 0.05-0.4, preferably 0.1-0.3, conveniently 7. Composition according to any one of claims 1 to 6, having a content of 0.15 to 0.2% by weight; giving a sulfated ash content of 1.0 or less, for example 0.2 to 0.8, preferably 0.3 to 0.6% by weight. 内燃エンジンの潤滑方法であって、エンジンを作動すること及び請求項１〜７のいずれか１項に記載の潤滑油組成物でエンジンを潤滑にすることを含む、上記方法。 A method of lubricating an internal combustion engine, comprising operating the engine and lubricating the engine with the lubricating oil composition of any one of claims 1-7. 内燃エンジンのピストン清浄性を向上させる方法であって、請求項１〜７のいずれか１項に記載の潤滑油組成物をエンジンに加えることを含む、上記方法。 A method for improving piston cleanliness of an internal combustion engine, comprising adding the lubricating oil composition according to any one of claims 1 to 7 to the engine. 内燃エンジンが、比出力が25kW/リットル又はそれより高い圧縮点火内燃エンジンである、請求項８に記載の方法。9. The method according to claim 8, wherein the internal combustion engine is a compression ignition internal combustion engine having a specific power of 25 kW / liter or higher. 圧縮点火内燃エンジンのピストン清浄性を向上させるための、マルチグレードクランク室潤滑油組成物における数平均分子量100〜5,000の非水素化オレフィンポリマーの使用。 Use of a non-hydrogenated olefin polymer having a number average molecular weight of 100 to 5,000 in a multi-grade crankcase lubricating oil composition to improve piston cleanliness of a compression ignition internal combustion engine. VWTDi CEC-L-78-T-99エンジン試験における性能を向上させるための、マルチグレードクランク室潤滑油組成物における数平均分子量100〜5,000の非水素化オレフィンポリマーの使用。Use of a non-hydrogenated olefin polymer having a number average molecular weight of 100 to 5,000 in a multigrade crankcase lubricating oil composition to improve performance in VWTDi CEC-L-78-T-99 engine tests. 請求項１〜７のいずれか１項に規定したマルチグレードクランク室潤滑油組成物を製造するための濃縮物であって、油性キャリヤー、ブテンから誘導され、かつ、数平均分子量が100〜5,000である非水素化オレフィンポリマー、分散剤、金属清浄剤及び、一つ又はそれより多い他の潤滑剤添加剤成分であって抗酸化剤、耐磨耗剤及び摩擦改質剤から選ばれるもの、を含む上記濃縮物。 A concentrate for producing a multigrade crankcase lubricating oil composition as defined in any one of claims 1 to 7, derived from an oily carrier, butene, and having a number average molecular weight of 100 to 5,000. Certain non-hydrogenated olefin polymers, dispersants, metal detergents and one or more other lubricant additive components selected from antioxidants, antiwear agents and friction modifiers, Concentrate containing above.
JP2004230980A 2003-08-07 2004-08-06 Lubricating oil composition Expired - Fee Related JP5172070B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP03254961 2003-08-07
EP03254961.0 2003-08-07

Publications (3)

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JP2005054193A JP2005054193A (en) 2005-03-03
JP2005054193A5 true JP2005054193A5 (en) 2007-09-20
JP5172070B2 JP5172070B2 (en) 2013-03-27

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US (1) US7838470B2 (en)
JP (1) JP5172070B2 (en)
CN (1) CN100366711C (en)
CA (1) CA2474959C (en)

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